This document discusses accessibility for content designers. It defines accessibility as removing barriers that prevent people with disabilities from interacting with websites and services. It notes that 1 in 5 people have a disability and outlines various types of disabilities including visual, auditory, cognitive and mobility impairments. The document stresses that accessibility benefits everyone and is required by law. It provides guidance on making content perceivable, operable, understandable and robust. It recommends getting an accessibility specialist to evaluate services and including people with disabilities in user research.